#include "BasicOpt.h"

int main(){
    int i = 0;
    BinTree Troot = (BinTree)malloc(sizeof(struct TreeNode));
    while(i < 10){
        BinTree T = (BinTree)malloc(sizeof(struct TreeNode));
        if(i % 2 == 0){
            printf("2");
        }
        printf("1");
    }
    printf("3");
    return 0;
}